The generally accepted international unit of measurement for gold is the ounce, and the world gold prices we often see are priced in ounces. Ounces, It is both a unit of weight and a unit of length. In length unit, 1oz represents the PCB copper foil thickness of about 36um.
when it is used as a unit of weight, How many ounces in a pound?
We know that 1 ounce = 28.3495231 grams. and
1 pound =453.59237 grams
So 1 pound (lb) is equal to 16 ounces (oz), which means
1 lb = 16 oz